CN215556443U - Mechanical groove type four-roller automatic deviation rectifying device - Google Patents
Mechanical groove type four-roller automatic deviation rectifying device Download PDFInfo
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- CN215556443U CN215556443U CN202121642328.5U CN202121642328U CN215556443U CN 215556443 U CN215556443 U CN 215556443U CN 202121642328 U CN202121642328 U CN 202121642328U CN 215556443 U CN215556443 U CN 215556443U
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Abstract
The utility model discloses a mechanical groove type four-roller automatic deviation rectifying device which comprises an online adjusting fixed support, a deviation rectifying lower support and a groove type upper support, wherein a first conical carrier roller, a first parallel carrier roller, a second parallel carrier roller and a second conical carrier roller are sequentially and axially arranged on the top surface of the groove type upper support, the groove type upper support is symmetrically arranged on the deviation rectifying lower support through a rotary hinge shaft bracket in the middle of the groove type upper support, the first parallel carrier roller and the second parallel carrier roller are axially and symmetrically arranged, the fixed angle of an outer groove angle alpha formed by the first parallel carrier roller and the second parallel carrier roller and the axis of the deviation rectifying lower support is 15 degrees, the first conical carrier roller and the second conical carrier roller are symmetrically arranged, the outer ends of the first conical carrier roller and the second conical carrier roller which are arranged on the groove type upper support are small-diameter ends, and the included angles formed by the central shafts of the first conical carrier roller and the second conical carrier roller and the deviation rectifying lower support are 57-63 degrees. The utility model can solve the problems of automatic operation, high-efficiency correction, maintenance-free and no damage to the belt of the working surface of the large-inclination-angle four-roller belt, and improves the working production efficiency.
Description
Technical Field
The utility model relates to the technical field of conveying belts, in particular to a mechanical groove type four-roller automatic deviation rectifying device.
Background
In the operation process of four roller belt conveyors with large inclination angles, because of the large lifting inclination angle of belt conveyor operation and the large grooving angle of a conveying belt, the adhesion of materials, splashing, uneven material flow, the situation of working conditions such as irregular installation of a belt supporting roller frame and defects inevitably cause the problem of belt deviation, the belt deviation is a common fault of a belt conveyor in the operation process, the deviation can bring many bad consequences, such as tearing of the conveying belt, the material spilling leads to personal safety hidden dangers, the edge of the worn conveying belt, the scratched conveying belt and the like, meanwhile, the axial stress of components such as a roller, a supporting roller and the like can be increased, and the damage and the like are easily caused. Therefore, the prevention of the deviation of the conveying belt is very important for ensuring the normal production and the normal use of equipment.
The defects and shortcomings of the prior art are as follows:
in the prior market, no deviation rectifying configuration is adopted for a large-inclination-angle four-roller belt conveyor, or a traditional commonly-used deviation rectifying device or a differential aligning carrier roller is adopted, and the principle is that after a belt deviates and the edge contacts a side roller, the whole aligning support is forced to rotate by an angle, so that the belt returns to a normal position. The deviation adjusting effect is not ideal due to the action hysteresis of the belt conveyor, the belt conveyor almost has no deviation correcting effect on a large-inclination-angle four-roller belt conveyor, is multi-purpose for a conventional groove-shaped three-carrier-roller belt conveyor with short conveying distance, and meanwhile, the edge of the belt is rubbed with a side roller for a long time, so that the abrasion of the edge of the belt is accelerated. Hydraulically or electronically controlled deviation correction systems can also be deactivated due to failure of the control valves, electronically controlled switches, and damage to the control.
One of the challenges in correcting conveyor belts is that each correction system has its own features, but cannot solve all conveyor belt problems. Most currently used deviation correction systems in the industry do work in some situations, but have their own problems, such as damage to the edges of the belt, damage to the belt supports, failure to work in the presence of water, and failure of control components.
In view of the above problems, no effective solution has been proposed.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a mechanical groove type four-roller automatic deviation rectifying device, which aims to solve the technical problems of automatic and efficient correction, maintenance-free property and no damage to a belt when a working surface of a large-inclination-angle four-roller belt runs; and the technical problem that the existing deviation correcting device cannot be adjusted in an online operation mode is solved.
The utility model is realized by the following technical scheme in order to achieve the purpose:
a mechanical groove type four-roller automatic deviation rectifying device comprises an online adjusting fixed support, a deviation rectifying lower support and a groove type upper support, wherein a first conical carrier roller, a first parallel carrier roller, a second parallel carrier roller and a second conical carrier roller are sequentially and axially arranged on the top surface of the groove type upper support, the groove type upper support is symmetrically arranged on the deviation rectifying lower support through a rotary pivot shaft bracket in the middle of the groove type upper support, the first parallel carrier roller and the second parallel carrier roller are axially and symmetrically arranged, fixed angles of outer groove angles alpha formed by the first parallel carrier roller and the second parallel carrier roller and the axis of the deviation rectifying lower support are respectively 15 degrees, the first conical carrier roller and the second conical carrier roller are symmetrically arranged, the outer ends of the first conical carrier roller and the second conical carrier roller which are arranged on the groove type upper support are small-diameter ends, and angles of outer groove angles beta formed by curved surface buses contacting a belt and the axis of the deviation rectifying lower support are 57 degrees and 63 degrees.
Furthermore, telescopic mechanisms are axially installed at two ends of the rectification lower support and are connected with the online adjustment fixing support.
Furthermore, the outer ends of the first conical carrier roller and the second conical carrier roller are respectively connected with the two ends of the groove-shaped upper bracket through deviation rectifying adjusting screws.
Furthermore, friction pads are coated on the peripheries of the first conical carrier roller and the second conical carrier roller, and the thickness of each friction pad is at least 12 mm.
Further, the friction pad is vulcanized rubber or polyurethane.
Furthermore, the deviation-correcting lower support comprises two main beams which are arranged in parallel, and a cross frame is arranged between the two main beams.
Further, the girder is the pipe structure.
Furthermore, a long-shaped groove is vertically formed in the inner side of the online adjusting fixed support, and two ends of the deviation correcting lower support are fixedly connected with the long-shaped groove of the online adjusting fixed support through bolts.
According to the scheme of the utility model, the deviation problem of the working surface of the belt can be efficiently and automatically corrected, so that the requirement of a mechanical groove type four-roller automatic deviation correction differential deviation correction principle is met, the belt edge is not damaged, the technical effect of stable and automatic deviation correction is kept, the bracket is a round pipe instead of a traditional angle steel or channel steel under the groove type four-roller deviation correction at the bottom, the condition of material accumulation is avoided, and the technical problem that the traditional deviation adjusting device cannot stably correct is solved.
The mechanical groove type four-roller automatic deviation rectifying system can achieve high-safety deviation rectification; the production efficiency is improved, and the downtime is reduced; the device is suitable for the working condition of single and double direction operation; the damage to the conveying belt and the structure thereof is reduced; the service life of the conveying belt is prolonged; the slippage and the energy waste are reduced; reducing the labor required for cleaning the overflowing material. Is particularly suitable for a large-inclination-angle four-roller conveyer belt conveyor.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic front structural view of the present invention.
In the figure, 1-fixed support is adjusted on line; 2-deviation rectifying lower support; 3-a groove-shaped upper bracket; 4-a first conical idler; 5-a first parallel carrier roller; 6-second parallel carrier rollers; 7-a second conical carrier roller; 8-a rotating pivot shaft bracket; 9-a telescoping mechanism; 10-correcting and adjusting screw; 11-a friction pad; 12-a main beam; 13-a cross beam; 14-an elongated slot; 15-a limiting block.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples.
In the description of the present invention, it is to be understood that the terms "first", "second", and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit indication of the number of technical features indicated, unless explicitly stated or limited otherwise. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.
The terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", "center", "vertical", "horizontal", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
The first feature may be "on" or "under" the second feature and may include the first and second features being in direct contact, or the first and second features being in contact via another feature not being in direct contact. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The terms "mounted," "connected," "fixed," and the like are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
As shown in fig. 1 and 2, the mechanical groove type four-roller automatic deviation rectifying device comprises an online adjusting fixed support 1, a deviation rectifying lower support 2 and a groove type upper support 3, wherein a first conical carrier roller 4, a first parallel carrier roller 5, a second parallel carrier roller 6 and a second conical carrier roller 7 are sequentially and axially arranged on the top surface of the groove type upper support 3, and the groove type upper support 3 is symmetrically arranged on the deviation rectifying lower support 2 through a rotary hinge shaft bracket 8 in the middle of the groove type upper support 3. The lower deviation rectifying support 2 acts on the structural strength of a support system and the application reliability of a product, the groove-shaped upper support 3 acts on adjusting the swinging deviation rectifying included angle, and the rotary pivot shaft bracket 8 of the central core pivot is matched with the end face bearing to realize flexible angle.
The first parallel carrier roller 5 and the second parallel carrier roller 6 are symmetrically arranged along the axial line, the fixed angle of an outer groove angle alpha formed by the first parallel carrier roller 5 and the second parallel carrier roller 6 and the axial line of the deviation correcting lower bracket 2 is 15 degrees, the first conical carrier roller 4 and the second conical carrier roller 7 are symmetrically arranged, the outer ends of the first conical carrier roller 4 and the second conical carrier roller 7 which are arranged on the groove-shaped upper bracket 3 are small-diameter ends, the angle of an outer groove angle beta formed by the first conical carrier roller 4 and the second conical carrier roller 7 and the axial line of the deviation correcting lower bracket 2 is larger than the angle of the outer groove angle alpha, and the angle of beta is 57-63 degrees.
The deviation correcting device adopts a differential principle mode of mechanical groove type four-roller automatic deviation correcting conical rollers, a first conical carrier roller 4 and a second conical carrier roller 7 are arranged on a groove type upper bracket 3 through the large ends of the first conical carrier roller and the second conical carrier roller, the small ends of the first conical carrier roller and the second conical carrier roller are arranged outside, and differential swinging is realized through a rotary pivot shaft bracket 8 of a middle pivot so as to realize deviation correcting action. The first parallel carrier roller 5 and the second parallel carrier roller 6 are axially arranged and assembled in a clamping groove in the middle of the groove type upper bracket 3 in an inclined mode, and the fixed angle alpha of an outer groove angle formed by the first parallel carrier roller and the axis of the deviation correcting lower bracket 2 is 15 degrees.
The bearings of the first parallel carrier roller 5 and the second parallel carrier roller 6 can be imported brand bearings such as SKF, LFD and CODEX, long-acting lubrication of the carrier roller bearings is guaranteed, and the carrier roller is effectively guaranteed to have good dustproof, waterproof and coal slime prevention effects by adopting a three-layer complete sealing structure form, so that the bearings are protected more effectively, and the service life of the carrier roller is prolonged. The shaft ends of the first parallel carrier roller 5 and the second parallel carrier roller 6 adopt national standard Y-shaped shaft ends, and the field installation requirements of users are met.
The length of the first parallel carrier roller 5 and the length of the second parallel carrier roller 6 are shorter than that of a national standard carrier roller, so that the belt is gathered and centered, and the belt is more stable through the groove type automatic deviation rectifying system under the bearing condition by adopting two straight carrier rollers which are arranged in a group and in a row.
Preferably, the angle between the curved generatrix of the outer sides of the first conical idler roller 4 and the second conical idler roller 7, which is contacted with the belt, and the axis of the deviation correcting lower bracket 2 forms an outer groove angle beta of 57-63 degrees. Preferably, the outer ends of the first conical carrier roller 4 and the second conical carrier roller 7 are small-diameter ends and are respectively connected with two ends of the groove-shaped upper bracket through a deviation-rectifying adjusting screw 10, and the deviation-rectifying adjusting screw 10 is used for adjusting the contact friction force between the first conical carrier roller 4 and the second conical carrier roller 7 and a belt and adjusting the outer groove angle beta.
Preferably, telescopic mechanisms 9 are axially installed at two ends of the deviation rectifying lower support 2, and the telescopic mechanisms 9 are connected with the online adjusting fixed support 1. The combination of the deviation rectifying lower support 2 and the telescopic mechanism 9 for adjusting the deviation rectifying lower support 2 is used for adjusting and installing according to the widths of the frames with different non-standard specifications, so that the operation structural strength of the product is supported and the installation requirements of different frame sizes with the same bandwidth are met, the product is more reliable in operation and more convenient and faster to install.
Preferably, the friction pads 11 are coated on the peripheries of the first conical supporting roller 4 and the second conical supporting roller 7, and the thickness of each friction pad 11 is at least 12 mm. More preferably, the friction pad 11 is vulcanized rubber or polyurethane, and the vulcanized rubber is highly wear-resistant rubber. The friction pad 11 covers the rubber and plastic layer of the first conical carrier roller 4 and the second conical carrier roller 7 by more than 12mm, so that the friction coefficient and the deviation-rectifying friction capability are effectively improved, the sufficient service performance and service life are realized, and the bidirectional operation can be realized.
Preferably, the deviation rectifying lower support 2 comprises two main beams 12 which are arranged in parallel, the main beams 12 are preferably in a circular tube structure, and a cross frame 13 is arranged between the two main beams 12. Girder 12 adopts the pipe rather than traditional angle steel or channel-section steel, avoids the accumulational condition of material, and then has solved the unable technical problem who corrects of stability of traditional tuningout device. The surface of the deviation rectifying lower bracket 2 and the groove type upper bracket 3 adopts an electrostatic spraying process and has a high-quality anticorrosive coating.
Preferably, the inner side of the online adjusting fixed support 1 is vertically provided with an elongated groove 14, and two ends of the deviation rectifying lower bracket 2 are fixedly connected with the elongated groove 14 of the online adjusting fixed support 1 through a limiting block 15 and a bolt at the end part of the deviation rectifying lower bracket. The online adjustment fixing support 1 can adjust the size of the vertical installation position of the rectification lower support 2, and the 10mm contact requirements of the first parallel carrier roller 6 and the second parallel carrier roller 7 with the upper belt are ensured.
The embodiments of the present invention are merely illustrative and not restrictive, and those skilled in the art can modify the embodiments without inventive contribution as required after reading the present specification, but the present invention is protected by patent law within the scope of the appended claims.
Claims (8)
1. The mechanical groove type four-roller automatic deviation rectifying device is characterized by comprising an online adjusting fixed support (1), a deviation rectifying lower support (2) and a groove type upper support (3), wherein the top surface of the groove type upper support is sequentially and axially provided with a first conical carrier roller (4), a first parallel carrier roller (5), a second parallel carrier roller (6) and a second conical carrier roller (7), the groove type upper support is symmetrically arranged on the deviation rectifying lower support through a rotary pivot shaft bracket (8) in the middle of the groove type upper support, the first parallel carrier roller and the second parallel carrier roller are arranged in an axisymmetric manner, the fixed angle of an outer groove angle alpha formed by the first parallel carrier roller and the second parallel carrier roller and the axis of the lower correction support is 15 degrees, the first conical carrier roller and the second conical carrier roller are symmetrically arranged, the outer ends of the first conical carrier roller and the second conical carrier roller are small-diameter ends respectively arranged on the groove type upper support, and the included angle formed by the central shafts of the first conical carrier roller and the second conical carrier roller and the lower correction support is an outer groove angle beta respectively, the angle beta is 57-63 degrees.
2. The mechanical groove type four-roller automatic deviation rectifying device according to claim 1, wherein telescopic mechanisms (9) are axially installed at two ends of the deviation rectifying lower support and are connected with the online adjusting fixed support.
3. The mechanical groove type four-roller automatic deviation rectifying device as claimed in claim 1, wherein the outer ends of the first conical carrier roller and the second conical carrier roller are respectively connected with the two ends of the groove type upper bracket through deviation rectifying adjusting screws (10).
4. The mechanical groove type four-roller automatic deviation rectifying device according to claim 1, wherein the first conical supporting roller and the second conical supporting roller are peripherally coated with friction pads (11), and the thickness of the friction pads is at least 12 mm.
5. The mechanical groove type four-roller automatic deviation correcting device as claimed in claim 2, wherein the friction pad is vulcanized rubber or polyurethane.
6. The mechanical grooved four-roller automatic deviation rectifying device according to claim 1, wherein the deviation rectifying lower bracket comprises two main beams (12) installed in parallel, and a cross frame (13) is installed between the two main beams.
7. The mechanical groove type four-roller automatic deviation correcting device as claimed in claim 6, wherein the main beam is of a circular tube structure.
8. The mechanical groove type four-roller automatic deviation rectifying device as claimed in claim 1, wherein an elongated groove (14) is vertically formed in the inner side of the online adjusting fixing support, and two ends of the deviation rectifying lower support are fixedly connected with the elongated groove of the online adjusting fixing support through a limiting block (15) and a bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121642328.5U CN215556443U (en) | 2021-07-19 | 2021-07-19 | Mechanical groove type four-roller automatic deviation rectifying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121642328.5U CN215556443U (en) | 2021-07-19 | 2021-07-19 | Mechanical groove type four-roller automatic deviation rectifying device |
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| CN215556443U true CN215556443U (en) | 2022-01-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202121642328.5U Active CN215556443U (en) | 2021-07-19 | 2021-07-19 | Mechanical groove type four-roller automatic deviation rectifying device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116374539A (en) * | 2023-03-06 | 2023-07-04 | 蒂普拓普（天津）橡胶技术有限公司 | Automatic centering device for working face conveying belt |
-
2021
- 2021-07-19 CN CN202121642328.5U patent/CN215556443U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116374539A (en) * | 2023-03-06 | 2023-07-04 | 蒂普拓普（天津）橡胶技术有限公司 | Automatic centering device for working face conveying belt |
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